This Boeing 747-206BM SCD or Combi, is one of five 747's that has initially been operating for several years with an american tailnumber. During the period late 1984 - early 1986 ten KLM 747's have been converted to a Stretched Upper Deck version in Seattle. It was registered as PH-BUT on 19 December 1995. Captured during pushback from the Delta pier, which was later renamed to Fox pier. (Scanned from a Kodachrome slide )